diff --git a/tests/src/python/test_qgsserver_wms_getlegendgraphic.py b/tests/src/python/test_qgsserver_wms_getlegendgraphic.py
index 36f86d93cd8..a18244dee5c 100644
--- a/tests/src/python/test_qgsserver_wms_getlegendgraphic.py
+++ b/tests/src/python/test_qgsserver_wms_getlegendgraphic.py
@@ -586,7 +586,7 @@ class TestQgsServerWMSGetLegendGraphic(QgsServerTestBase):
         }.items())])
 
         r, h = self._result(self._execute_request(qs))
-        self._img_diff_error(r, h, "WMS_GetLegendGraphic_ScaleSymbol_Min", max_size_diff=QSize(1, 1))
+        self._img_diff_error(r, h, "WMS_GetLegendGraphic_ScaleSymbol_Min", max_size_diff=QSize(15, 15))
 
     def test_wms_GetLegendGraphic_ScaleSymbol_Scaled_01(self):
         # 1:10000000 scaled
@@ -603,7 +603,7 @@ class TestQgsServerWMSGetLegendGraphic(QgsServerTestBase):
         }.items())])
 
         r, h = self._result(self._execute_request(qs))
-        self._img_diff_error(r, h, "WMS_GetLegendGraphic_ScaleSymbol_Scaled_01", max_size_diff=QSize(1, 1))
+        self._img_diff_error(r, h, "WMS_GetLegendGraphic_ScaleSymbol_Scaled_01", max_size_diff=QSize(15, 15))
 
     def test_wms_GetLegendGraphic_ScaleSymbol_Scaled_02(self):
         # 1:15000000 scaled
@@ -620,7 +620,7 @@ class TestQgsServerWMSGetLegendGraphic(QgsServerTestBase):
         }.items())])
 
         r, h = self._result(self._execute_request(qs))
-        self._img_diff_error(r, h, "WMS_GetLegendGraphic_ScaleSymbol_Scaled_02", max_size_diff=QSize(1, 1))
+        self._img_diff_error(r, h, "WMS_GetLegendGraphic_ScaleSymbol_Scaled_02", max_size_diff=QSize(15, 15))
 
     def test_wms_GetLegendGraphic_ScaleSymbol_Max(self):
         # 1:100000 max
@@ -637,7 +637,7 @@ class TestQgsServerWMSGetLegendGraphic(QgsServerTestBase):
         }.items())])
 
         r, h = self._result(self._execute_request(qs))
-        self._img_diff_error(r, h, "WMS_GetLegendGraphic_ScaleSymbol_Max", max_size_diff=QSize(1, 1))
+        self._img_diff_error(r, h, "WMS_GetLegendGraphic_ScaleSymbol_Max", max_size_diff=QSize(15, 15))
 
         # 1:1000000 max
         qs = "?" + "&".join(["%s=%s" % i for i in list({
@@ -653,7 +653,7 @@ class TestQgsServerWMSGetLegendGraphic(QgsServerTestBase):
         }.items())])
 
         r, h = self._result(self._execute_request(qs))
-        self._img_diff_error(r, h, "WMS_GetLegendGraphic_ScaleSymbol_Max", max_size_diff=QSize(1, 1))
+        self._img_diff_error(r, h, "WMS_GetLegendGraphic_ScaleSymbol_Max", max_size_diff=QSize(15, 15))
 
 
 if __name__ == '__main__':
diff --git a/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Max/WMS_GetLegendGraphic_ScaleSymbol_Max.png b/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Max/WMS_GetLegendGraphic_ScaleSymbol_Max.png
index f3a5547d336..f4c98069a74 100644
Binary files a/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Max/WMS_GetLegendGraphic_ScaleSymbol_Max.png and b/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Max/WMS_GetLegendGraphic_ScaleSymbol_Max.png differ
diff --git a/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Min/WMS_GetLegendGraphic_ScaleSymbol_Min.png b/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Min/WMS_GetLegendGraphic_ScaleSymbol_Min.png
index 8431edf7078..02381078dec 100644
Binary files a/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Min/WMS_GetLegendGraphic_ScaleSymbol_Min.png and b/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Min/WMS_GetLegendGraphic_ScaleSymbol_Min.png differ
diff --git a/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Scaled_01/WMS_GetLegendGraphic_ScaleSymbol_Scaled_01.png b/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Scaled_01/WMS_GetLegendGraphic_ScaleSymbol_Scaled_01.png
index 7baa4a0787c..08b146aa9d4 100644
Binary files a/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Scaled_01/WMS_GetLegendGraphic_ScaleSymbol_Scaled_01.png and b/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Scaled_01/WMS_GetLegendGraphic_ScaleSymbol_Scaled_01.png differ
diff --git a/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Scaled_02/WMS_GetLegendGraphic_ScaleSymbol_Scaled_02.png b/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Scaled_02/WMS_GetLegendGraphic_ScaleSymbol_Scaled_02.png
index 24d3b51d16e..d51f428c270 100644
Binary files a/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Scaled_02/WMS_GetLegendGraphic_ScaleSymbol_Scaled_02.png and b/tests/testdata/control_images/qgis_server/WMS_GetLegendGraphic_ScaleSymbol_Scaled_02/WMS_GetLegendGraphic_ScaleSymbol_Scaled_02.png differ
diff --git a/tests/testdata/qgis_server_accesscontrol/geo.gpkg b/tests/testdata/qgis_server_accesscontrol/geo.gpkg
index 47f46aec080..9aacd62f9f5 100644
Binary files a/tests/testdata/qgis_server_accesscontrol/geo.gpkg and b/tests/testdata/qgis_server_accesscontrol/geo.gpkg differ